80678430

素因数分解:

$2^1\times 3^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:83

約数の個数: 256

約数和(自身を含む): 272056320

約数和(自身を除く): 191377890

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 27, 30, 31, 34, 35, 42, 45, 51, 54, 62, 63, 70, 81, 85, 90, 93, 102, 105, 119, 126, 135, 153, 155, 162, 170, 186, 189, 210, 217, 238, 243, 255, 270, 279, 306, 310, 315, 357, 378, 405, 434, 459, 465, 486, 510, 527, 558, 567, 595, 630, 651, 714, 729, 765, 810, 837, 918, 930, 945, 1054, 1071, 1085, 1134, 1190, 1215, 1302, 1377, 1395, 1458, 1530, 1581, 1674, 1701, 1785, 1890, 1953, 2142, 2170, 2187, 2295, 2430, 2511, 2635, 2754, 2790, 2835, 3162, 3213, 3255, 3402, 3570, 3645, 3689, 3906, 4131, 4185, 4374, 4590, 4743, 5022, 5103, 5270, 5355, 5670, 5859, 6426, 6510, 6885, 7290, 7378, 7533, 7905, 8262, 8370, 8505, 9486, 9639, 9765, 10206, 10710, 10935, 11067, 11718, 12393, 12555, 13770, 14229, 15066, 15309, 15810, 16065, 17010, 17577, 18445, 19278, 19530, 20655, 21870, 22134, 22599, 23715, 24786, 25110, 25515, 28458, 28917, 29295, 30618, 32130, 33201, 35154, 36890, 37179, 37665, 41310, 42687, 45198, 47430, 48195, 51030, 52731, 55335, 57834, 58590, 61965, 66402, 67797, 71145, 74358, 75330, 76545, 85374, 86751, 87885, 96390, 99603, 105462, 110670, 112995, 123930, 128061, 135594, 142290, 144585, 153090, 158193, 166005, 173502, 175770, 185895, 199206, 213435, 225990, 256122, 260253, 263655, 289170, 298809, 316386, 332010, 338985, 371790, 384183, 426870, 433755, 474579, 498015, 520506, 527310, 597618, 640305, 677970, 768366, 790965, 867510, 896427, 949158, 996030, 1152549, 1280610, 1301265, 1494045, 1581930, 1792854, 1920915, 2305098, 2372895, 2602530, 2689281, 2988090, 3841830, 4482135, 4745790, 5378562, 5762745, 8067843, 8964270, 11525490, 13446405, 16135686, 26892810, 40339215, 80678430]

約数ペア:

[(1, 80678430), (2, 40339215), (3, 26892810), (5, 16135686), (6, 13446405), (7, 11525490), (9, 8964270), (10, 8067843), (14, 5762745), (15, 5378562), (17, 4745790), (18, 4482135), (21, 3841830), (27, 2988090), (30, 2689281), (31, 2602530), (34, 2372895), (35, 2305098), (42, 1920915), (45, 1792854), (51, 1581930), (54, 1494045), (62, 1301265), (63, 1280610), (70, 1152549), (81, 996030), (85, 949158), (90, 896427), (93, 867510), (102, 790965), (105, 768366), (119, 677970), (126, 640305), (135, 597618), (153, 527310), (155, 520506), (162, 498015), (170, 474579), (186, 433755), (189, 426870), (210, 384183), (217, 371790), (238, 338985), (243, 332010), (255, 316386), (270, 298809), (279, 289170), (306, 263655), (310, 260253), (315, 256122), (357, 225990), (378, 213435), (405, 199206), (434, 185895), (459, 175770), (465, 173502), (486, 166005), (510, 158193), (527, 153090), (558, 144585), (567, 142290), (595, 135594), (630, 128061), (651, 123930), (714, 112995), (729, 110670), (765, 105462), (810, 99603), (837, 96390), (918, 87885), (930, 86751), (945, 85374), (1054, 76545), (1071, 75330), (1085, 74358), (1134, 71145), (1190, 67797), (1215, 66402), (1302, 61965), (1377, 58590), (1395, 57834), (1458, 55335), (1530, 52731), (1581, 51030), (1674, 48195), (1701, 47430), (1785, 45198), (1890, 42687), (1953, 41310), (2142, 37665), (2170, 37179), (2187, 36890), (2295, 35154), (2430, 33201), (2511, 32130), (2635, 30618), (2754, 29295), (2790, 28917), (2835, 28458), (3162, 25515), (3213, 25110), (3255, 24786), (3402, 23715), (3570, 22599), (3645, 22134), (3689, 21870), (3906, 20655), (4131, 19530), (4185, 19278), (4374, 18445), (4590, 17577), (4743, 17010), (5022, 16065), (5103, 15810), (5270, 15309), (5355, 15066), (5670, 14229), (5859, 13770), (6426, 12555), (6510, 12393), (6885, 11718), (7290, 11067), (7378, 10935), (7533, 10710), (7905, 10206), (8262, 9765), (8370, 9639), (8505, 9486)]